Random Flashcards
What does 1:1000 adreanline mean?
It means 1mg per 1ml
What does 1:10000 adrenaline mean?
Means 0.1g per ml
What does 10% glucose mean?
10g in 100ml
What does a 1% solution mean?
1g in 100mls.
A % solution equates to the % in grams within 100mls.
…
Management of opioid overdose?
Naloxone ; 400microgram bolus.
Management of BDZ overdose
Flumazenil
ABG sign of aspirin overdose?
Resp alkalosis
Beta blocker reversal?
Glucagon
Tricyclics reversal?
Bicarbonae
Carbon monoxide reversal
Oxygen
Signs of salbutamol overdose?
Tremor
Hypokalaemia
Agitation
Palpiations
Signs of aspirin overdose?
Tinnitus, vomiting, dehydration, hyperventilation.
Signs of BDZ overdose ?
Ataxia and dysarthria.
Amphetamine OD Dx test
Urine toxicologyu
Cocaine OD signs/
Pyrexias, convulsions, arrhythmias, MI.
When do you stop warfarin before surgery?
5 days.
When do you stop ACE I before surgery?
Day before surgery, risk of AKI.
When do you stop LMWH heparin before surgery?
24 hours.
When do you stop anti-platelet before surgery?
7 days.
Propofol and thiopental are induction agents in anaesthesia, how do they work?
Work via GABA a channels.
Name a few muscle relaxants, and how do they work?
Rocuronium, suxamethonium
They all work on nACH receptors.
How do you revere recurionium?
Neostigamine (acetychlinestease inhibitor)
What opiate is used in anaesthesia?
Fentanyl
Used to prevent physiological response to intubation and trauma
What BDZ is used in GA?
Midazolam
Used to make patient drowsy prior to the anaesthetic process.
Management fo bradycardia when under GA?
IV atropine 500 micrograms.
Managament of hypotension when under GA?
Vasopressors:
Alpha and beta agonist = ephedrine.
Metaraminol = alpha 1 agonist.
Management of malignant hyperthermia?
Presents with acidosis and hyperkalaemia.
Give IV dantrolene and actively cool
What is mendelson syndrome in anaesthetic terms?
Inflammation of the lungs when under GA due to aspiration of so teach acid.
Hypoxia 2-5 hours after GA.
Prevent by giving pre-op ranitidine.,
Management of laryngospasm?
Suxamethonium.
How do local anaesthetics work?
They are Na channel antagonists that inhibit action potential propagation.
Where should you avoid using adrenaline in the body?
End arteries.
Finger nose ear.
Side effect of suxamethonium?
Apnoeas.
When do you give activated charcoal in paracetamol overdose?
If 150mg/kg has been taken in the last hour.
4 H’s of cardiac arrest
Hypothermia
Hypovolaemia
Hypoxia
Hypo/hyperkalaemia.
4 Ts of cardiac arrest
Toxins.
Thrombosis
Tamponade.
Tension pneumothorax./
